Binary package “libxrandr-dev” in ubuntu disco

X11 RandR extension library (development headers)

libXrandr provides an X Window System client interface to the RandR
extension to the X protocol.
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The RandR extension allows for run-time configuration of display attributes
such as resolution, rotation, and reflection.
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This package contains the development headers for the library found in
libxrandr2. Non-developers likely have little use for this package.
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More information about X.Org can be found at:
<URL:https://www.X.org>
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This module can be found at
git://anongit.freedesktop.org/git/xorg/lib/libXrandr